<div class="">
    <div class="page-title">
        <div class="title_left">
            <h3  style="display: none;">Users <small>Some examples to get you started</small></h3>
        </div>

        <div class="title_right">
            <div class="col-md-5 col-sm-5 col-xs-12 form-group pull-right top_search">
                <div class="input-group" style="visibility: hidden">
                    <input type="text" class="form-control" placeholder="菜单搜索...">
                    <span class="input-group-btn">
                      <button class="btn btn-default" type="button">Go!</button>
                    </span>
                </div>
            </div>
        </div>
    </div>

    <div class="clearfix"></div>